1 Dorsal fins are found on the back of the fish. 2  There may be up to three of them. 3  The fish uses this fin for balance in the water and sudden movements. 4  Caudal fins are also known as tail fins.5  This is what we refer to as the fish's tail. 6  Anal fins are on the ventral (bottom) surface of the fish, behind the anus. Dorsal fins are found on the back of the fish. 2  There may be up to three of them. 3  The fish uses this fin for balance in the water and sudden movements. 4  Caudal fins are also known as tail fins.
The oxidation number for phosphorus is +3: four covalent bonds with oxygen atoms yield +4 and the central charge yields -1. The oxidation numbers of oxygen and hydrogen are -2â¦ and +1 respectively. The oxidation number of the overall ion is -1.
The oxidation number of arsenic in diarsenic pentoxide is 5. 1  Formula: As 2 O 5. 2  Hill system formula: As 2 O 5. 3  CAS registry number: [1303-28-2]. 4  Formula weight: 229.84. 5  Class: oxide.6  Colour: white. 7  Appearance: solid.8  Melting point: 315Â°C (decomposes). 9  Boiling point: 10  Density: 4320 kg m -3.he oxidation number of arsenic in diarsenic pentoxide is 5. 1  Formula: As 2 O 5. 2  Hill system formula: As 2 O 5. 3  CAS registry number: [1303-28-2]. 4  Formula weight: 229.84. 5  Class: oxide. 6  Colour: white. 7  Appearance: solid. 8  Melting point: 315Â°C (decomposes). 9  Boiling point: 10  Density: 4320 kg m -3.